package com.itheima.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.common.R;
import com.itheima.entity.User;
import com.itheima.service.UserService;
import com.itheima.utils.MailUtils;
import com.itheima.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.web.servlet.ServletComponentScan;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * <p>
 * 用户信息 前端控制器
 * </p>
 *
 * @author Guoyh
 * @since 2022-08-22
 */
@Slf4j
@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session) {
        String phone = user.getPhone();
        if (phone != null) {
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code={}", code);
            boolean flag = MailUtils.sendMail(code);
            if (flag) {

                //session.setAttribute(phone, code);

                redisTemplate.opsForValue().set(phone,code,1, TimeUnit.MINUTES);

                return R.success("手机验证码短信发送成功");
            }
            return R.error("短信发送失败");
        }
        return R.error("短信发送失败");
    }

    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session) {

        String phone = map.get("phone").toString();
        String code = map.get("code").toString();

//        String seesionCode = session.getAttribute(phone).toString();

        String seesionCode = (String) redisTemplate.opsForValue().get(phone);

        if (seesionCode != null && seesionCode.equals(code)) {
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone, phone);
            User user = userService.getOne(queryWrapper);

            if (user == null) {
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }

            session.setAttribute("user",user.getId());

            redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登陆失败");
    }
}

